Home / 284,220.48-426,230.64-94,629.36

Finding the Fourth Proportional to 284,220.48, 426,230.64 and 94,629.36

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Solution

The fourth proportional to 284,220.48, 426,230.64 and 94,629.36 is: 141,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,220.48 : 426,230.64 = 94,629.36 : x
  2. Step 2: Convert to fraction form
    284,220.48/426,230.64 = 94,629.36/x
  3. Step 3: Cross multiply
    284,220.48x = 426,230.64 × 94,629.36
  4. Step 4: Simplify right side
    284,220.48x = 40,333,932,675.59
  5. Step 5: Solve for x
    x = 40,333,932,675.59/284,220.48
  6. Step 6: Final answer
    x = 141,910.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.